# 多环境状态管理示例
# 演示如何在多环境部署中使用状态缓存来管理不同环境的配置和状态

name: Cache State - 多环境管理

on:
  workflow_dispatch:
    inputs:
      target_environments:
        description: '目标环境（逗号分隔）'
        required: true
        default: 'dev,staging,production'
      config_update:
        description: '是否更新配置'
        required: false
        default: false
        type: boolean

jobs:
  setup-environments:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        environment: [dev, staging, production]
    outputs:
      environments: ${{ steps.env-list.outputs.environments }}
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 环境特定配置
        id: env-config
        run: |
          case "${{ matrix.environment }}" in
            "dev")
              echo "replicas=1" >> $GITHUB_OUTPUT
              echo "resources=minimal" >> $GITHUB_OUTPUT
              echo "debug=true" >> $GITHUB_OUTPUT
              ;;
            "staging")
              echo "replicas=2" >> $GITHUB_OUTPUT
              echo "resources=standard" >> $GITHUB_OUTPUT
              echo "debug=false" >> $GITHUB_OUTPUT
              ;;
            "production")
              echo "replicas=3" >> $GITHUB_OUTPUT
              echo "resources=high" >> $GITHUB_OUTPUT
              echo "debug=false" >> $GITHUB_OUTPUT
              ;;
          esac

      - name: 保存环境副本数配置
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'replicas-${{ matrix.environment }}'
          state-value: ${{ steps.env-config.outputs.replicas }}
          default-value: '1'
          cache-prefix: 'env-config'

      - name: 保存环境资源配置
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'resources-${{ matrix.environment }}'
          state-value: ${{ steps.env-config.outputs.resources }}
          default-value: 'minimal'
          cache-prefix: 'env-config'

      - name: 保存调试模式配置
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'debug-${{ matrix.environment }}'
          state-value: ${{ steps.env-config.outputs.debug }}
          default-value: 'true'
          cache-prefix: 'env-config'

      - name: 检查环境健康状态
        id: health-check
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-${{ matrix.environment }}'
          default-value: 'unknown'
          action: 'get'
          cache-prefix: 'health'

      - name: 初始化环境健康状态
        if: steps.health-check.outputs.state-value == 'unknown'
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-${{ matrix.environment }}'
          state-value: 'healthy'
          action: 'set'
          cache-prefix: 'health'

      - name: 环境配置总结
        run: |
          echo "🌍 环境 ${{ matrix.environment }} 配置:"
          echo "  - 副本数: ${{ steps.env-config.outputs.replicas }}"
          echo "  - 资源配置: ${{ steps.env-config.outputs.resources }}"
          echo "  - 调试模式: ${{ steps.env-config.outputs.debug }}"
          echo "  - 健康状态: ${{ steps.health-check.outputs.state-value }}"

  compare-environments:
    needs: setup-environments
    runs-on: ubuntu-latest
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 获取开发环境配置
        id: dev-config
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'replicas-dev'
          action: 'get'
          cache-prefix: 'env-config'

      - name: 获取预发布环境配置
        id: staging-config
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'replicas-staging'
          action: 'get'
          cache-prefix: 'env-config'

      - name: 获取生产环境配置
        id: prod-config
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'replicas-production'
          action: 'get'
          cache-prefix: 'env-config'

      - name: 环境配置对比
        run: |
          echo "🔍 环境配置对比:"
          echo "  - 开发环境副本数: ${{ steps.dev-config.outputs.state-value }}"
          echo "  - 预发布环境副本数: ${{ steps.staging-config.outputs.state-value }}"
          echo "  - 生产环境副本数: ${{ steps.prod-config.outputs.state-value }}"
          
          # 检查配置一致性
          if [[ "${{ steps.dev-config.outputs.state-value }}" < "${{ steps.staging-config.outputs.state-value }}" ]] && \
             [[ "${{ steps.staging-config.outputs.state-value }}" < "${{ steps.prod-config.outputs.state-value }}" ]]; then
            echo "✅ 环境配置递增合理"
          else
            echo "⚠️ 环境配置可能需要检查"
          fi

  environment-health-monitor:
    runs-on: ubuntu-latest
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 模拟健康检查 - 开发环境
        run: |
          # 模拟健康检查逻辑
          HEALTH_STATUS="healthy"
          if [[ $((RANDOM % 10)) -eq 0 ]]; then
            HEALTH_STATUS="unhealthy"
          fi
          echo "dev_health=${HEALTH_STATUS}" >> $GITHUB_ENV

      - name: 更新开发环境健康状态
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-dev'
          state-value: ${{ env.dev_health }}
          action: 'set'
          cache-prefix: 'health'

      - name: 模拟健康检查 - 预发布环境
        run: |
          HEALTH_STATUS="healthy"
          if [[ $((RANDOM % 15)) -eq 0 ]]; then
            HEALTH_STATUS="degraded"
          fi
          echo "staging_health=${HEALTH_STATUS}" >> $GITHUB_ENV

      - name: 更新预发布环境健康状态
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-staging'
          state-value: ${{ env.staging_health }}
          action: 'set'
          cache-prefix: 'health'

      - name: 模拟健康检查 - 生产环境
        run: |
          HEALTH_STATUS="healthy"
          if [[ $((RANDOM % 20)) -eq 0 ]]; then
            HEALTH_STATUS="critical"
          fi
          echo "prod_health=${HEALTH_STATUS}" >> $GITHUB_ENV

      - name: 更新生产环境健康状态
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-production'
          state-value: ${{ env.prod_health }}
          action: 'set'
          cache-prefix: 'health'

  generate-environment-report:
    needs: [setup-environments, environment-health-monitor]
    runs-on: ubuntu-latest
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 收集所有环境状态
        id: collect-status
        run: |
          echo "🔍 收集环境状态信息..."
          
          # 创建状态收集脚本
          cat > collect_status.sh << 'EOF'
          #!/bin/bash
          
          ENVIRONMENTS=("dev" "staging" "production")
          
          echo "| 环境 | 副本数 | 资源配置 | 调试模式 | 健康状态 |"
          echo "|------|--------|----------|----------|----------|"
          
          for env in "${ENVIRONMENTS[@]}"; do
            echo "| $env | - | - | - | - |"
          done
          EOF
          
          chmod +x collect_status.sh
          ./collect_status.sh

      - name: 获取开发环境完整状态
        id: dev-status
        run: |
          echo "=== 开发环境状态 ==="

      - name: 读取开发环境配置
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'replicas-dev'
          action: 'get'
          cache-prefix: 'env-config'

      - name: 读取开发环境健康状态
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'health-status-dev'
          action: 'get'
          cache-prefix: 'health'

      - name: 获取预发布环境完整状态
        run: |
          echo "=== 预发布环境状态 ==="

      - name: 获取生产环境完整状态
        run: |
          echo "=== 生产环境状态 ==="

      - name: 生成环境状态报告
        run: |
          echo "📊 多环境状态报告 - $(date)"
          echo "=================================="
          echo ""
          echo "本次工作流程已完成以下操作："
          echo "✅ 环境配置初始化和更新"
          echo "✅ 健康状态监控"
          echo "✅ 配置对比分析"
          echo ""
          echo "所有环境状态已缓存，可供后续工作流使用。"

  cleanup-old-states:
    if: github.event.inputs.config_update == 'true'
    runs-on: ubuntu-latest
    steps:
      - name: 检出代码
        uses: actions/checkout@v4

      - name: 清理过期的配置状态
        run: |
          echo "🧹 清理过期的配置状态..."
          # 这里可以实现清理逻辑
          # 例如，设置空值来清理特定的缓存状态

      - name: 重置所有环境的临时状态
        uses: actions/xgj/cache-state@v1
        with:
          state-key: 'temp-maintenance-mode'
          state-value: ''
          action: 'set'
          cache-prefix: 'maintenance'